Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8783048 | System and Method for Oil Return in an HVAC system | John Raymond Edens, Kevin B. Mercer, Gary L. Sapp, James Thomas Schaefer, Kristin L. Schaefer +1 more | 2014-07-22 |
| 8417386 | System and method for defrost of an HVAC system | Jonathan D. Douglas, Darryl E. Denton, Kevin B. Mercer, Gary L. Sapp, Kristen L. Schaefer +1 more | 2013-04-09 |
| 8327658 | System and method for oil return in an HVAC system | Jonathan D. Douglas, John Raymond Edens, Kevin B. Mercer, Gary L. Sapp, James Thomas Schaefer +2 more | 2012-12-11 |
| 8151585 | System and method of disabling an HVAC compressor based on a low pressure cut out | Jonathan D. Douglas, John Raymond Edens, Kevin B. Mercer, Gary L. Sapp, Brett R. Schneider +1 more | 2012-04-10 |
| 8117862 | Device and method for recording air conditioning system information | Robert W. Helt, Jie Song, Gordon Jeffrey Hugghins, John T. Taylor, W. Randall Erwin +4 more | 2012-02-21 |
| 8116911 | System and method for sump heater control in an HVAC system | John Bailey, Jose Luis Balderrama, Jonathan D. Douglas, John Raymond Edens, Gary L. Sapp +3 more | 2012-02-14 |
| 8113789 | System and method of disabling an HVAC compressor based on a high pressure cut out | Jonathan D. Douglas, John Raymond Edens, Carl L. Garrett, Kevin B. Mercer, Gary L. Sapp +3 more | 2012-02-14 |
| 6018291 | Motor vehicle anti-theft system by random problem simulation | Neal Bragg Reasoner | 2000-01-25 |
| 5050759 | Infant drinking cup | — | 1991-09-24 |